chemÂ·oÂ·lithÂ·oÂ·auÂ·toÂ·troph. noun. A chemosynthetic organism that obtains energy from the oxidation of inorganic compounds and uses carbon dioxide as its sole source of carbon for growth. Also called chemoautotroph, chemolithotroph.
A soft one based only on phosphoric acid - KWIKSHOT & DEFIANCE. A medium one which is strong but do not give out fumes and suitable for both ferrous and on ferrous metals - HOTPURSUIT ; and. A strong one based on mixture of acids for removal of all kind of scales and rust - PEDIGREE.
acetone. Chemicals can be used to prepare the surface of the brass piece. Protective finishes over the pure brass such as lacquer and varnish as well as surface dirt and oils can be dissolved with a chemical solvent. Acetone, methyl alcohol, paint remover or lacquer thinner will remove the protective film.If the piece is small, it can be soaked completely in a container filled with the solvent. A larger piece can be coated with the solvent using a paint brush and allowing the chemical time to dissolve the coating.cetone, methyl alcohol, paint remover or lacquer thinner will remove the protective film. If the piece is small, it can be soaked completely in a container filled with the solvent. A larger piece can be coated with the solvent using a paint brush and allowing the chemical time to dissolve the coating.